Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5215152 | Rotating pulse valve for downhole fluid telemetry systems | — | 1993-06-01 |
| 5096001 | MWD tool for deep, small diameter boreholes | Jean Buytaert | 1992-03-17 |
| 5050132 | Acoustic data transmission method | — | 1991-09-17 |
| 5010765 | Method of monitoring core sampling during borehole drilling | Derek Barnes, Thomas L. Gennings | 1991-04-30 |
| 4786874 | Resistivity sensor for generating asymmetrical current field and method of using the same | Donald S. Grosso | 1988-11-22 |
| 4630809 | Vibration isolator and shock absorber device | — | 1986-12-23 |